Ikkita butun son K va N berilgan (K ≤ N). N dan K gacha bo'lgan barcha butun sonlarni kamayish tartibida, bo'sh joy bilan ajratib satr sifatida qaytaring (masalan "5 4 3").
func rangeNtoK(K int, N int) string {
// ...
}
Input: K=3, N=7
Output: "7 6 5 4 3"
Input: K=1, N=5
Output: "5 4 3 2 1"
Input: K=10, N=10
Output: "10"